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Home My WebLink AboutNC0043176_Inspection_20140904ATA NCDENR North Carolina Department of Environment and Natural Resources Pat McCrory John E. Skvarla, III Governor Secretary September 4, 2014 Ronald D Autry City of Dunn PO Box 1065 Dunn NC 28335 SUBJECT: 8/26/2014 Compliance Evaluation Inspection City of Dunn Dunn WWTP Permit No: NC0043176 Harnett County Dear Mr. Autry: Enclosed please find a copy of the Compliance Evaluation Inspection form from the inspection conducted on 8/26/2014. The Compliance Evaluation Inspection was conducted by Mark Brantley, Environmental Senior Specialist, of the Fayetteville Regional Office. The cooperation of.Mrs. Donrie Dukes, and Mr. Dale Johnson, facility operator, was greatly appreciated. The facility was found to be in Compliance with permit NC0043 176. As a reminder, preservation of the Waters of the State can only be achieved through consistent NPDES Permit compliance. Comments 1. The facility was clean and neat in appearance at the time of the inspection. 2. The maintenance records and ORC logs were well kept. - 3. Laboratory records and the April 2014 were compared and no transcription errors were found. Please refer to the enclosed inspection report for additional observations and comments. Ifyouor your staff have any questions, please call me at 910-433-3327. Sincerely, AtA Mark Brantley Environmental Senior Specialist Surface Water Protection Section Fayetteville Regional Office cc: Donrie Eldridge Dukes, ORC Central Files Rayetteyilcie/ iles Fayetteville Regional Office 225 Green Street, Suite 714, Fayetteville, North Carolina 28301-5095 Main Phone: 910-433-3300 1 Internet: http://www.ncdenr,gov An Equal Opportunity \AffirmativeAction Employer— Made in part by Recycled Paper United States Environmental Protection Agency EPA Washington, D.C. 20460 Water Compliance Inspection Report- Form Approved. OMB No. 2040-0057 Approval expires 6-31-98 . • Section A: National Data System Coding (i.e., PCS)' . Transaction Code ,NPDES yr/mo/day Inspection 1 L'J 2 U 3 I NC0043176 111 12 1 14/08/26 117 Type 181,.1 I I i I I Inspector Fac Type 19 1.2] 201 I 211 1 1 1 1 1 1 1 1 1 1 1-I 1 I I I I I I I I I i I I I I I I I I I• I I I I 186 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA 671 I 70 13 ' I 71 I - I . 72 .1 N' 1 Reserved• 731 I I74 .751. I I I I 180. 1 ' I 1 1 ..I Section B: Facility'Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES permit Number) Dunn WWTP Susan Tart Rd Dunn NC 28335 Entry Time/Date 10:OOAM 14l08/26, Permit Effective Date 12/08/01 Exit Time/Date 12:30PM 14/08/26 Permit Expiration Date 16/09/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// • Donne Eldridge Dukes/ORC/910-892-8162/ / - Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Ronald D Autry,PO Box 1065 Dunn NC 28335//910-892-2633/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit • Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program ' Sludge Handling Disposal • Facility Site Review • Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) 1 (See attachment summary) - Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Mark Brantley FRO WQ//910-433-3300 Ext.727/ 27/aa iL q - -/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date B412=Son p FRO WQ//910-433-3300 Ext.72€ I- F 1 1+ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# 1 NPDES NC0043176 111 121 ydmo/day 14/08/26 17 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Comments The facility was clean and neat in appearance at the time of the inspection. The maintenance records and ORC Togs were well kept. Laboratory records and the April 2014 were compared and no transcription errors were found. Page# 2 Permit: NC0043176 Inspection Date: 08/26/2014 Owner - Facility: Dunn WWTP Inspection Type: Compliance Evaluation Operations & Maintenance Is the plant generally clean with acceptable housekeeping? Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Permit (If the present permit expires in 6 months or less).. Has the permittee submitted a new application? Is the facility as described in the permit?. # Are there any special conditions for the permit? Is access to the plant site restricted tothe general public? Is the inspector granted access to all areas for inspection? Comment: Record Keeping Are records kept and maintained as required by the permit? Is all required information readily available, complete and current? Are all records maintained for 3 years (lab. reg. required 5 years)? Are analytical results consistent with data reported on DMRs? Is the chain -of -custody complete? Dates, times and location of sampling Name of individual performing the sampling Results of analysis and calibration Dates of.analysis Name of person performing analyses Transported COCs Yes No NA NE ® ❑ ❑ ❑ ® ❑ ❑ ❑: Yes No NA NE ❑ ❑ '� ❑ II ❑ ❑ ❑ II ❑ ❑ ❑ 1111 ❑ ❑ ❑ Yes No NA NE ® ❑ ❑ ❑ ❑ ❑ ❑ II El 0 El ❑ ❑ ❑ 1 Are DMRs complete: do they include all permit parameters? •• ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? • ❑ 0 ❑ (If the facility is ='or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator 0 ❑ ® 0 on each shift? - - Is the ORC visitation log available and current? IN❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? • ❑ 0 ❑ Is a copy of the current NPDES permit available on site? 1 ❑ ❑ ❑ Page# Permit: NC0043176 Inspection Date: 08/26/2014 Owner - Facility: Dunn WWfP Compliance Evaluation Inspection Type: Record Keeping Facility has copy of previous year's Annual Report on file for review? Comment: Flow Measurement - Effluent # Is flow meter used for reporting? Is flow meter calibrated annually? Is the flow meter operational? (If units are separated) Does the chart recorder match the flow meter? Comment: Aerobic Digester Is the capacity adequate? Is the mixing adequate? Is the site free of excessive foaming in the tank? # Is the odor acceptable? # Is tankage available for properly waste sludge? Comment: Solids Handling Equipment Is the equipment operational? Is the chemical feed equipment operational? Is storage adequate? Is the site free of high level of solids in filtrate from filter presses or vacuum filte Is the site free of sludge buildup on belts and/or rollers of filter press? Is the site free of excessive moisture in belt filter press sludge cake? The facility has an approved sludge management plan? Comment: Pump Station - Effluent Is the pump wet well free of bypass lines or structures? Are all pumps present? Are all pumps operable? Are float controls operable? Yes No NA NE II ❑ •❑ ❑ Yes No NA NE al ❑ ❑ ❑ • ❑ ❑ ❑ II ❑ ❑ ❑ ❑ ❑ • ❑ Yes No NA NE II ❑ ❑ ❑ • ❑ ❑ ❑ 11❑ ❑ ❑- II ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE ❑ ❑ ❑ p ❑ ❑ ❑ ® ❑ ❑ ❑ • ❑ 1 ❑ 0 0 II ❑ ❑ ❑ 1111❑ ® ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ III ❑ ❑ ❑ • ❑ ❑ ❑ II ❑ ❑ ❑ Page# 4 r Permit: NC0043176 Owner - Facility: Dunn VVVVfP Inspection Date: 08/26/2014 Inspection Type: Compliance Evaluation Pump Station = Effluent Yes No NA NE Is SCADA telemetry available and operational? ❑ ;❑ II ❑ Is audible and visual alarm available and operational? ❑ ❑ • ❑ Comment: Pump Station - Influent Yes No NA NE Is the pump wet well free of bypass lines or structures? 1 ❑ ❑ ❑ Is the wet well free of excessive grease? ® ❑ ❑ . ❑ Are all pumps present? ❑ ❑ Are all pumps operable? II ❑ ❑ ❑ Are float controls operable? ■ ❑ ❑ ❑ Is SCADA telemetry available and operational? 1 ❑ ❑ ❑ Is audible and visual alarm available and operational? ❑ ❑ ® ❑ Comment: Bar Screens - Type of bar screen a.Manual b.Mechanical Are the bars adequately screening debris? Is the screen free of excessive debris? Is disposal of screening in compliance? Is the unit in good condition? Comment: Grit Removal Type of grit removal a.Manual b.Mechanical Is the grit free of excessive organic matter? Is the grit free of excessive odor? # Is disposal of grit in compliance? Comment: Yes. No NA NE El MI ❑. ❑ ❑ ❑ ❑. ❑. II El ❑ ❑ II ❑ ❑ ❑.. Yes No NA NE. El III ❑ ❑ ❑ .1 ❑ ❑ ❑• •❑ ❑ ❑ Page# 5 Permit: NC0043176 Inspection Date: 08/26/2014 Owner - Facility: Dunn W Wf P Inspection Type: Compliance Evaluation Equalization Basins Is the basin aerated? Is the basin free of bypass lines or structures to the natural environment? Is the basin free of excessive grease? Are all pumps present? Are all pumps operable? Are float controls operable? Are audible and visual alarms operable? # Is basin size/volume adequate? Comment: Secondary Clarifier Is the clarifier free of black and odorous wastewater? Is the site free of excessive buildup of solids in center well of circular clarifier? Are weirs level? Is the site free of weir blockage? Is the site free of evidence of short-circuiting? Is scum removal adequate? Is the site free of excessive floating sludge? Is the drive unit operational? Is the return rate acceptable (low turbulence)? Is the overflow clear of excessive solids/pin floc? Is the sludge blanket level acceptable? (Approximately %4 of the sidewall depth) Comment: Aeration Basins Mode of operation Type of aeration system Is the basin free of dead spots? Are surface aerators and mixers operational? Are the diffusers operational? Is the foam the proper color for the treatment process? Does the foam cover less than 25% of the basin's surface? Is the DO level acceptable? Yes No NA NE ❑ ❑ ❑ 111 ❑ ❑ ❑ ❑ ® ❑ ❑ ❑ ❑ ❑ ❑ II El El ❑ ❑ ❑1111 ❑ ❑ ❑ II Yes No NA NE ® ❑ ❑ ❑ • D El ® ❑ ❑ ❑ ® ❑ ❑ ❑ El ❑ ❑ ❑ ® ❑ ❑ ❑ II ❑ ❑ ❑ ▪ ❑ ❑ ❑ ® ❑ DO ® ❑ ❑ ❑ ❑❑❑ Yes No NA NE Ext. Air Diffused ® ❑ ❑ ❑ ❑ ❑ ® ❑ ® ❑ ❑ ❑ II ❑ ❑ ❑ ® ❑ ❑ ❑ ® ❑ ❑ ❑ Page# 6 J C � Permit: NC0043176 Owner - Facility: Dunn 1MNTP Inspection Date: 08/26/2014 Inspection Type: Compliance Evaluation Aeration Basins Is the DO level acceptable?(1.0 to 3.0 mg/I) Comment: Yes No NA NE ® ❑ ❑ ❑ De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? 111 0 0 0 Is storage appropriate for cylinders? 0 0 ® 0 # Is de -chlorination substance stored away from chlorine containers? ® 0 0 0 Comment: Are the tablets the proper size and type? Are tablet de -chlorinators operational? Number of tubes in use? Comment: Standby Power Is automatically activated standby power available? Is the generator tested by interrupting primary power source? Is the generator tested under load? Was generatortested & operational during the inspection? Do the generator(s) •have adequate capacity to operate the entire wastewater site? Is there an emergency agreement with a fuel vendor for extended run on back-up power? Is the generator fuel level monitored? Comment: Laboratory Are field parameters performed by certified personnel or laboratory? Are all other parameters(excluding field parameters) performed by a certified lab? # Is the facility using a contract lab? # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? Comment: ❑ . ❑ I ❑ ❑' ❑ II ❑ Yes No NA NE ▪ 0 ❑ ❑ II 0 ❑ ❑ ▪ ❑ ❑ ❑ ❑ '0 ❑ IIi II ❑ ❑ .❑ ® ❑ ❑ ❑ Yes No NA NE Cl111 ❑ ❑ ▪ ❑ ❑ ❑•. MI ❑ ❑ ❑ ❑ ❑ ❑ •. ❑ ❑ El ❑ ❑ N 0 Page# i • r Permit: NC0043176 Inspection Date: 08/26/2014 Owner - Facility. Dunn WWfP Inspection Type: Compliance Evaluation Disinfection -Liquid Is there adequate reserve supply of disinfectant? (Sodium Hypochlorite) Is pump feed system operational? Is bulk storage tank containment area adequate? (free of leaks/open drains) Is the level of chlorine residual acceptable? Is the contact chamber free of growth, or sludge buildup? Is there chlorine residual prior to. de -chlorination? Comment: Influent Sampling # Is composite sampling flow proportional? Is sample collected above side streams? Is proper volume collected? Is the tubing clean? # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Is sampling performed according to the permit? Comment: Effluent Sampling Is composite sampling flow proportional? Is sample collected below all treatment units? Is proper volume collected? Is the tubing clean? # Is proper temperature set for sample storage (kept at Tess than or equal to 6.0 degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type representative)? Comment: Upstream / Downstream Sampling Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? Comment: Facility is a member of the Middle Cape Fear River Basin Association. Yes No NA NE ® ❑ ❑ ❑ •• ❑ ❑ ❑ II ❑ ❑ ❑ DD ® ❑ ❑ ❑ IDD Yes No NA NE ❑ ❑ ® ❑ ® ❑ ❑ ❑ ® ❑ ❑ ❑ ❑ ❑ ❑ 111 El 0 El Yes No NA NE ® ❑ ❑ ❑ ® ❑ ❑ ❑ ® ❑ ❑ ❑ ® ❑ ❑ ❑ 11 ❑ ❑ ❑ Yes No NA NE El El Ri 0 Page# 8